定语从句
约 285 字小于 1 分钟
2026-07-14
定语从句
定语从句是用整个句子作定语，放在名词后修饰名词。
被修饰的名词叫先行词。
结构：先行词 + 引导词 + 从句
引导词的选择
| 先行词 | 引导词 |
|---|---|
| 人 | who / that（主语/宾语） whom / that（宾语） whose（所有格） |
| 物 | which / that（主语/宾语） |
| 时间 | when |
| 地点 | where |
| 原因 | why |
例句
- The boy who is standing there is my brother.
- The book that I read is interesting.
- This is the school where I studied.
- I still remember the day when I first met her.
- Do you know the reason why he was late?
- That is the man whose car was stolen.
引导词在从句中的作用
| 作用 | 能否省略 | 例句 |
|---|---|---|
| 作主语 | 不能 | The boy who called you is my brother. |
| 作宾语 | 可以 | The book (that) I read is interesting. |
that 的特殊用法
以下几种情况只能用 that：
- 先行词被最高级修饰：the best movie that I've seen
- 先行词是 everything, something, nothing, all 等不定代词：everything that he said
- 先行词既有人又有物：the people and the place that I remember